机械专业英语试题及其答案

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1、WORD完美整理版专业XX交通大学试卷2009～2010学年第2学期范文范例参考指导WORD完美整理版班级装订线学号姓名教研室主任（签字）学院院长（系主任）（签字）课程机械工程专业英语课程性质（□必修□限选□任选）考试方式（□闭卷□开卷）一、选择题（在每题四个备选答案中选出一个正确答案，本大题共15小题，每小题1分，总计15分）1.Ifallpointsinalinkagemoveinparallelplanesthesystemundergoesplanarmotionandthelinkagemaybedescribedasa.A.planarm

2、otionB.planarlinkageC.jointsD.slide2.Thoughframematerialanddesignshouldhandledamping,aresometimesbuiltintoframesectionstohandlespecificproblems.A.beamsB.holesC.dampersD.screw3.Themaximumallowabledeflectionofashaft______determinedbycriticalspeed,gear,orbearingrequirements.A.ofte

3、nB.mustC.wasD.isusually4.Wewillhaveto_____tobetterandbettersolutionsaswegeneratemoreinformation.A.repeatmanytimesB.iteratingC.iterateD.tryways5.Ifaproductconfigurationis_______specifiedandthenexaminedtodeterminewhethertheperformancerequirementsaremet.A.finallyB.tentativelyC.tem

4、poraryD.havebeen6.Manufacturingcanbedefinedasthe_____ofrawmaterialsintousefulproductsthroughtheuseoftheeasiestandlest-expensivemethods.A.transformationB.processingC.processD.transforming7.Theplanerandkneetypesofmillingmachineis_____becauseofitsflexibility.A.usedmostcommonlyB.mo

5、stpopularC.themostcommonlyusedD.mostpowerful8.Asaresult,thesystemwillvibrateatthefrequencyofthe_____forceregardlessoftheinitialconditionsornaturalfrequencyofthesystem.A.actionB.excitationC.outD.act9.Beforetwocomponentsareassembledtogether,therelationshipbetweenthedimensionsofth

6、ematingsurfaces_______.A.mustbegivingoutB.shouldprintedclearlyC.mustbespecifiedD.shouldbeclearlynoted10.Themainpracticaladvantageoflowerpairsistheirbetterabilitytotraplubricantbetweentheir______surfaces.A.envelopingB.matingC.outerD.outside11.Theword______itselfusuallyreferstoth

7、edeteriorationofmetalsandceramics,whilesimilarphenomenainplasticsgenerallycalled______.A.recrystallization….corrosionB.recrystallization…degradation范文范例参考指导WORD完美整理版题号一二三四五六七八总分得分C.degradation…corrosionD.corrosion…degradation12.Mostframes_______castiron,weldsteel,composition,or

8、concrete.A.aremadefromB.aremadeupofC.wasproducedbyD.wa